def test_TestTransactionSignInputs():
handle = utils.makeEmptyTransaction()
# Panics if txns already signed
sig = skycoin.cipher_Sig()
assert skycoin.SKY_coin_Transaction_PushSignature(handle, sig) == skycoin.SKY_OK
secKeys = []
secKeys.append(skycoin.cipher_SecKey())
# Panics if not enough keys
handle = utils.makeEmptyTransaction()
ux, s = utils.makeUxOutWithSecret()
h = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_UxOut_Hash(ux, h) == skycoin.SKY_OK
err, _ = skycoin.SKY_coin_Transaction_PushInput(handle, h)
assert err == skycoin.SKY_OK
ux2, s2 = utils.makeUxOutWithSecret()
assert skycoin.SKY_coin_UxOut_Hash(ux2, h) == skycoin.SKY_OK
err, _ = skycoin.SKY_coin_Transaction_PushInput(handle, h)
assert err == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, utils.makeAddress(), 40, 80) == skycoin.SKY_OK
err, count = skycoin.SKY_coin_Transaction_GetSignaturesCount(handle)
assert err == skycoin.SKY_OK
assert count == 0
# Valid signing
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
secKeys = []
secKeys.append(s)
secKeys.append(s2)
assert skycoin.SKY_coin_Transaction_SignInputs(
handle, secKeys) == skycoin.SKY_OK
err, count = skycoin.SKY_coin_Transaction_GetSignaturesCount(handle)
assert err == skycoin.SKY_OK
assert count == 2
h2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(
handle, h2) == skycoin.SKY_OK
assert h == h2
p = skycoin.cipher_PubKey()
assert skycoin.SKY_cipher_PubKeyFromSecKey(s, p) == skycoin.SKY_OK
a = skycoin.cipher__Address()
a2 = skycoin.cipher__Address()
assert skycoin.SKY_cipher_AddressFromPubKey(p, a) == skycoin.SKY_OK
assert skycoin.SKY_cipher_PubKeyFromSecKey(s2, p) == skycoin.SKY_OK
assert skycoin.SKY_cipher_AddressFromPubKey(p, a2) == skycoin.SKY_OK
sha1 = skycoin.cipher_SHA256()
sha2 = skycoin.cipher_SHA256()
txin0 = skycoin.cipher_SHA256()
txin1 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_GetInputAt(
handle, 0, txin0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_GetInputAt(
handle, 1, txin1) == skycoin.SKY_OK
assert skycoin.SKY_cipher_AddSHA256(h, txin0, sha1) == skycoin.SKY_OK
assert skycoin.SKY_cipher_AddSHA256(h, txin1, sha2) == skycoin.SKY_OK
txsig0 = skycoin.cipher_Sig()
txsig1 = skycoin.cipher_Sig()
assert skycoin.SKY_coin_Transaction_GetSignatureAt(
handle, 0, txsig0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_GetSignatureAt(
handle, 1, txsig1) == skycoin.SKY_OK
def test_TestTransactionHashInner():
handle, tx = utils.makeTransaction()
h = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
assert h != skycoin.cipher_SHA256()
# If tx.In is changed, hash should change
handle2, tx2 = utils.copyTransaction(handle)
ux = utils.makeUxOut()
h = skycoin.cipher_SHA256()
h1 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_UxOut_Hash(ux, h) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_SetInputAt(
handle2, 0, h) == skycoin.SKY_OK
assert tx != tx2
assert skycoin.SKY_coin_UxOut_Hash(ux, h1) == skycoin.SKY_OK
assert h == h1
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, h1) == skycoin.SKY_OK
assert h != h1
# If tx.Out is changed, hash should change
handle2, tx2 = utils.copyTransaction(handle)
a = utils.makeAddress()
a2 = skycoin.cipher__Address()
pOut = skycoin.coin__TransactionOutput()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
pOut.Address = a
assert skycoin.SKY_coin_Transaction_SetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
assert tx != tx2
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
assert pOut.Address == a
sha1 = skycoin.cipher_SHA256()
sha2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(
handle, sha1) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, sha2) == skycoin.SKY_OK
assert sha1 != sha2
# If tx.Head is changed, hash should not change
handle2, tx2 = utils.copyTransaction(handle)
sig = skycoin.cipher_Sig()
assert skycoin.SKY_coin_Transaction_PushSignature(
handle, sig) == skycoin.SKY_OK
sha1 = skycoin.cipher_SHA256()
sha2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(
handle, sha1) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, sha2) == skycoin.SKY_OK
assert sha1 == sha2